提交 787d8c53 编写于 作者: C Christoph Hellwig

ima/policy: switch to use uuid_t

Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NAmir Goldstein <amir73il@gmail.com>
Acked-by: NMimi Zohar <zohar@linux.vnet.ibm.com>
Reviewed-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>
上级 1dd771eb
......@@ -61,7 +61,7 @@ struct ima_rule_entry {
enum ima_hooks func;
int mask;
unsigned long fsmagic;
u8 fsuuid[16];
uuid_t fsuuid;
kuid_t uid;
kuid_t fowner;
bool (*uid_op)(kuid_t, kuid_t); /* Handlers for operators */
......@@ -244,7 +244,7 @@ static bool ima_match_rules(struct ima_rule_entry *rule, struct inode *inode,
&& rule->fsmagic != inode->i_sb->s_magic)
return false;
if ((rule->flags & IMA_FSUUID) &&
memcmp(rule->fsuuid, inode->i_sb->s_uuid, sizeof(rule->fsuuid)))
memcmp(&rule->fsuuid, inode->i_sb->s_uuid, sizeof(rule->fsuuid)))
return false;
if ((rule->flags & IMA_UID) && !rule->uid_op(cred->uid, rule->uid))
return false;
......@@ -711,13 +711,12 @@ static int ima_parse_rule(char *rule, struct ima_rule_entry *entry)
case Opt_fsuuid:
ima_log_string(ab, "fsuuid", args[0].from);
if (memchr_inv(entry->fsuuid, 0x00,
sizeof(entry->fsuuid))) {
if (uuid_is_null(&entry->fsuuid)) {
result = -EINVAL;
break;
}
result = uuid_parse(args[0].from, (uuid_t *)&entry->fsuuid);
result = uuid_parse(args[0].from, &entry->fsuuid);
if (!result)
entry->flags |= IMA_FSUUID;
break;
......@@ -1086,7 +1085,7 @@ int ima_policy_show(struct seq_file *m, void *v)
}
if (entry->flags & IMA_FSUUID) {
seq_printf(m, "fsuuid=%pU", entry->fsuuid);
seq_printf(m, "fsuuid=%pU", &entry->fsuuid);
seq_puts(m, " ");
}
......
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